Heatmaps are useful to understand the relationship between a single measure and two attributes. It displays data in 2 dimension in data matrix.
Power BI Heat Map
![](http://ddvisuals.com.au/wp-content/uploads/2020/08/HeatMap-Label.fba05512.jpg)
Simple Heat Map
![](http://ddvisuals.com.au/wp-content/uploads/2020/08/HeatMap.3066e441.jpg)
Bar code chart feature of Heat map of PowerBI
![](http://ddvisuals.com.au/wp-content/uploads/2020/08/HeatMap-Linear-Bin.8ad7db57.jpg)
Bar Code chart with one Measure and Date for PowerBI
![](http://ddvisuals.com.au/wp-content/uploads/2020/08/BarCode.4927d5b6.jpg)